--- title: PS Power and Sample Size Reviews meta\_title: 'PS Power and Sample Size Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter reviews by the users' company size, role or industry to find out how PS Power and Sample Size works for a business like yours. aggregate\_rating: rating\_value: 0.5 review\_count: 1 scale: '5' date\_modified: '2026-06-04' parent\_category: name: Analytics Tools & Software url: https://www.g2.com/categories/analytics-tools-software --- # PS Power and Sample Size Reviews & Product Details PS is an interactive program for performing power and sample size calculations that may be downloaded for free. It can be used for studies with dichotomous, continuous, or survival response measures. The alternative hypothesis of interest may be specified either in terms of differing response rates, means, or survival times, or in terms of relative risks or odds ratios. Studies with dichotomous or continuous outcomes may involve either a matched or independent study design. The program can determine the sample size needed to detect a specified alternative hypothesis with the required power, the power with which a specific alternative hypothesis can be detected with a given sample size, or the specific alternative hypotheses that can be detected with a given power and sample size. * * * Seller [Vanderbilt University](https://www.g2.com/sellers/vanderbilt-university) Discussions [PS Power and Sample Size Community](https://www.g2.com/products/ps-power-and-sample-size/discuss) Show More ## Top-Rated Alternatives [ ![IBM SPSS Statistics](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "IBM SPSS Statistics") IBM SPSS Statistics 4.2/5(928) ](https://www.g2.com/products/ibm-spss-statistics/reviews) [ ![Qualtrics Market Research](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Qualtrics Market Research") Qualtrics Market Research 4.4/5(3,018) ](https://www.g2.com/products/qualtrics-market-research/reviews) [ ![SAS Viya](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "SAS Viya") SAS Viya 4.3/5(818) ](https://www.g2.com/products/sas-sas-viya/reviews) [ View All Alternatives ](https://www.g2.com/products/ps-power-and-sample-size/competitors/alternatives) ## PS Power and Sample Size hasn't been reviewed yet Used PS Power and Sample Size? 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[ Ask about PS Power and Sample Size ](https://www.g2.com/products/ps-power-and-sample-size/discussions/new) GU Guest User What is PS Power and Sample Size used for? 0 Upvotes 0 [ Join the conversation ](https://www.g2.com/discussions/what-is-ps-power-and-sample-size-used-for) [ View all Discussions ](https://www.g2.com/products/ps-power-and-sample-size/discuss) ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. [ View More Pricing Information ](https://www.g2.com/products/ps-power-and-sample-size/pricing) ## Work at Vanderbilt University? Claim this profile to respond to reviews, update product info, and reach in-market buyers. 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